Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757855Ab3J2BkQ (ORCPT ); Mon, 28 Oct 2013 21:40:16 -0400 Received: from intranet.asianux.com ([58.214.24.6]:28923 "EHLO intranet.asianux.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756651Ab3J2BkO (ORCPT ); Mon, 28 Oct 2013 21:40:14 -0400 X-Spam-Score: -106.8 Message-ID: <526F11C0.1030809@asianux.com> Date: Tue, 29 Oct 2013 09:39:12 +0800 From: Chen Gang User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130110 Thunderbird/17.0.2 MIME-Version: 1.0 To: Chen Gang CC: Vineet Gupta , James Hogan , Al Viro , Arnd Bergmann , "linux-kernel@vger.kernel.org" , Linux-Arch , Max Filippov Subject: Re: [PATCH] arch: use ASM_NL instead of ';' for assembler new line character in the macro References: <526E3CE2.2070405@asianux.com> <526E6A92.6090301@synopsys.com> <526F09B8.9030202@asianux.com> In-Reply-To: <526F09B8.9030202@asianux.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2037 Lines: 59 On 10/29/2013 09:04 AM, Chen Gang wrote: > On 10/28/2013 09:45 PM, Vineet Gupta wrote: >> On 10/28/2013 04:00 PM, Chen Gang wrote: >>> For some toolchains, they use another character as newline in a macro >>> (e.g. arc uses '`'), so for generic assembly code, need use ASM_NL (a >>> macro) instead of ';' for it. >>> >>> Since "linux/export.h" are mainly used for exporting work, then our fix >>> more likely belongs to "linux/linkage.h", and we need add the related >>> checking in "linkage.h". >>> >>> Also need notice 80 columns wrap, and '\t' for each line. >>> >>> >>> Signed-off-by: Chen Gang >>> --- >>> arch/arc/include/asm/linkage.h | 2 + >>> include/asm-generic/vmlinux.lds.h | 350 +++++++++++++++++++------------------ >>> include/linux/linkage.h | 19 + >> >> Like Max said, please drop the linker script bits - they are OK - otherwise ARC >> kernel won't have been building at all. >> > > OK, thank you and Max, I will send patch v2 for it. > > Hmm... after this modification, it passed allmodconfig for x86_64. And > for arc, at least, it can build to "mm/" sub-directory (after here, I > stopped compiling). It seems I should not stopped when build to "mm/" sub-directory -- that will let myself find: "ld and as are really 'individual' enough, although both of them belong binutils". :-) > > >> And you also need to fix kernel/modsign_certificate.S as part of same patchset as >> that is where the problem started in first place. >> > > Hmm... can that be another patch? > > For "kernel/modsign_certificate.S", I recommend to expand the macro > which will shrink code line, either need not include additional header > file, I feel that will be simpler for both code reader and writers. > > > Thanks. > -- Chen Gang -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/